// JavaScript Document
function scrollDoor(){
}

scrollDoor.prototype = {
 sd : function(menus,divs,openClass,closeClass){
	  var _this = this;
	  if(menus.length != divs.length)
	  {
	   alert("菜单层数量和内容层数量不一样!");
	   return false;
	  }    
	  for(var i = 0 ; i < menus.length ; i++)
	  {
		if(_this.$(menus[i])){
		   _this.$(menus[i]).value = i;    
		   _this.$(menus[i]).onmouseover = function(){
			 
			for(var j = 0 ; j < menus.length ; j++)
			{      
			 _this.$(menus[j]).className = closeClass;
			 _this.$(divs[j]).style.display = "none";
			}
			_this.$(menus[this.value]).className = openClass; 
			_this.$(divs[this.value]).style.display = "block";    
		   }
		}
	  }
  },
 $ : function(oid){
  if(typeof(oid) == "string")
  return document.getElementById(oid);
  return oid;
 }
}
window.onload = function(){
 var SDmodel = new scrollDoor();
 SDmodel.sd(["m01","m02"],["c01","c02"],"sd01","sd02");
/* SDmodel.sd(["mm01","mm02"],["cc01","cc02"],"sd01","sd02");*/
}